Tool holder



FIG. 1 is a front perspective view of a tool holder, showing the new design;

FIG. 2 is a back perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a left side elevational view thereof, the right side view being a mirror image thereof;

FIG. 5 is a back elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom elevational view thereof.

The broken lines represent environment that forms no part of the claim. 

CLAIM The ornamental design for a tool holder, as shown and described. 